Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 1018 and 1023 the smallest integer that is 1041414 that is divisible by both numbers.
Least Common Multiple (LCM) of 1018 and 1023 is 1041414.
LCM(1018,1023) = 1041414
Least common multiple or lowest common denominator (LCD) can be calculated in three ways;
Least common multiple can be found by multiplying the highest exponent prime factors of 1018 and 1023. First we will calculate the prime factors of 1018 and 1023.
Prime Factorization of 1018
2 | 1018 |
509 | 509 |
1 |
Prime factors of 1018 are 2,509. Prime factorization of 1018 in exponential form is:
1018 = 21×5091
Prime Factorization of 1023
3 | 1023 |
11 | 341 |
31 | 31 |
1 |
Prime factors of 1023 are 3, 11,31. Prime factorization of 1023 in exponential form is:
1023 = 31×111×311
Now multiplying the highest exponent prime factors to calculate the LCM of 1018 and 1023.
LCM(1018,1023) = 21×31×111×311×5091
LCM(1018,1023) = 1041414
Factors of 1018
List of positive integer factors of 1018 that divides 1018 without a remainder.
1, 2, 509, 1018
Factors of 1023
List of positive integer factors of 1023 that divides 1023 without a remainder.
1, 3, 11, 31, 33, 93, 341, 1023
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1018 and 1023, than apply into the LCM equation.
GCF(1018,1023) = 1
LCM(1018,1023) = ( 1018 × 1023) / 1
LCM(1018,1023) = 1041414 / 1
LCM(1018,1023) = 1041414
(i) The LCM of 1023 and 1018 is associative
LCM of 1018 and 1023 = LCM of 1023 and 1018
1. What is the LCM of 1018 and 1023?
Answer: LCM of 1018 and 1023 is 1041414.
2. What are the Factors of 1018?
Answer: Factors of 1018 are 1, 2, 509, 1018. There are 4 integers that are factors of 1018. The greatest factor of 1018 is 1018.
3. What are the Factors of 1023?
Answer: Factors of 1023 are 1, 3, 11, 31, 33, 93, 341, 1023. There are 8 integers that are factors of 1023. The greatest factor of 1023 is 1023.
4. How to Find the LCM of 1018 and 1023?
Answer:
Least Common Multiple of 1018 and 1023 = 1041414
Step 1: Find the prime factorization of 1018
1018 = 2 x 509
Step 2: Find the prime factorization of 1023
1023 = 3 x 11 x 31
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 1041414 = 2 x 3 x 11 x 31 x 509
Step 4: Therefore, the least common multiple of 1018 and 1023 is 1041414.